MediumEditor.parseVersionString = function (release) {
    var split = release.split('-'),
        version = split[0].split('.'),
        preRelease = (split.length > 1) ? split[1] : '';
    return {
        major: parseInt(version[0], 10),
        minor: parseInt(version[1], 10),
        revision: parseInt(version[2], 10),
        preRelease: preRelease,
        toString: function () {
            return [version[0], version[1], version[2]].join('.') + (preRelease ? '-' + preRelease : '');
        }
    };
};

MediumEditor.version = MediumEditor.parseVersionString.call(this, ({
    // grunt-bump looks for this:
    'version': '5.22.1'
}).version);
